The Cisco uBR7246 series router with the multipoint line
card and transverter creates a wireless link that allows TowerStream to serve areas where other wireline technologies are unavailable.
This extension allows a SNA 3770 RJE station and SNA 3174 controller on the same FrameNode attached multipoint line
to different quality of service definitions.
4-kb/s multipoint lines
employing either 3270 Bisynchronous or SDLC protocols.
What makes this so is the fact that many of these sites utilize relatively low-cost, multipoint lines
, often supporting up to 20 to 30 sites on a single circuit or bridge within a given LATA.